The Immigrant Legal Resource Center submitted a FOIA request to the Department of Homeland Security for records concerning the agency's policies on sanctuary cities. The agency acknowledged receipt of the request. After the agency failed to respond, ILRC filed an administrative appeal of the delay. The agency remanded the appeal, telling ILRC that its request was in the queue for processing. ILRC then filed suit.Complaint issues: Failure to respond within statutory time limit, Litigation - Vaughn index, Litigation - Attorney's fees